---
title: "send event response"
method: POST
path: "/instances/{id}/client/action/send-event-response"
tags: ["client"]
---

# send event response

`POST /instances/{id}/client/action/send-event-response`

Sends a response (RSVP) to a calendar event message.

## Path parameters

- `id` integer, required

## Request body

- object
  - `eventResponse` 0 | 1 | 2 | 3, required — Event response value (0 = no response, 1 = going, 2 = not going, 3 = maybe)
  - `eventMessageId` string, required — The serialized message ID of the event to respond to

## Response `200`

Event response sent successfully

- object
  - `status` 'success' | 'error'
  - `instanceId` string
  - `data` object
    - `eventMessageId` string — The event message ID that was responded to
    - `success` boolean — Whether the response was sent successfully

## Other responses

- `401` — Unauthorized — invalid or missing bearer token
- `403` — Forbidden — insufficient permissions or account blocked
- `404` — Not found — instance does not exist or does not belong to you
- `409` — Conflict — instance is not ready
- `422` — Validation error — invalid or missing request parameters
- `429` — Too many requests — rate limit exceeded

---

[API](https://skmtc.net/waapi/apis/waapi-api.md) · [All operations](https://skmtc.net/waapi/apis/waapi-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/waapi/waapi-api/revisions/1e2cc7c12090/schema)